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COMBINATORICS
1999
61views more  COMBINATORICS 1999»
15 years 1 months ago
A Fibonacci-like Sequence of Composite Numbers
In 1964, Ronald Graham proved that there exist relatively prime natural numbers a and b such that the sequence {An} defined by An = An-1 + An-2 (n 2; A0 = a, A1 = b) contains no ...
John W. Nicol
ENTCS
2008
97views more  ENTCS 2008»
14 years 12 months ago
Coordination Models Orc and Reo Compared
Orc and Reo are two complementary approaches to the problem of coordinating components or services. On one hand, Orc is highly asynchronous, naturally dynamic, and based on epheme...
José Proença, Dave Clarke
MODELS
2010
Springer
14 years 12 months ago
Active Operations on Collections
Abstract. Collections are omnipresent within models: collections of references can represent relations between objects, and collections of values can represent object attributes. C...
Olivier Beaudoux, Arnaud Blouin, Olivier Barais, J...
ECCV
2010
Springer
14 years 11 months ago
Non-local Characterization of Scenery Images: Statistics, 3D Reasoning, and a Generative Model
Abstract. This work focuses on characterizing scenery images. We semantically divide the objects in natural landscape scenes into background and foreground and show that the shapes...
Tamar Avraham, Michael Lindenbaum
EMNLP
2010
14 years 11 months ago
Jointly Modeling Aspects and Opinions with a MaxEnt-LDA Hybrid
Discovering and summarizing opinions from online reviews is an important and challenging task. A commonly-adopted framework generates structured review summaries with aspects and ...
Wayne Xin Zhao, Jing Jiang, Hongfei Yan, Xiaoming ...